CN213598102U - Oil inlet pipe assembly of diesel engine - Google Patents
Oil inlet pipe assembly of diesel engine Download PDFInfo
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- CN213598102U CN213598102U CN202022662016.2U CN202022662016U CN213598102U CN 213598102 U CN213598102 U CN 213598102U CN 202022662016 U CN202022662016 U CN 202022662016U CN 213598102 U CN213598102 U CN 213598102U
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- injection branch
- diesel engine
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Abstract
An oil inlet pipe assembly of a diesel engine comprises a main oil pipe, an oil nozzle and an oil pump, wherein the oil nozzle is connected to the oil outlet end of the main oil pipe, the oil inlet end of the main oil pipe is used for being connected with an oil tank, the side wall of the main oil pipe is connected with an inclined injection branch pipe, the injection branch pipe is communicated with the interior of the main oil pipe, the oil inlet end of the injection branch pipe is communicated with the oil pump, and the oil inlet end of the oil pump is used for being connected with the oil tank; the oil pump pumps the fuel oil in the oil tank into the injection branch pipe, and the high-speed fuel oil in the injection branch pipe flows into the main oil pipe and then drives the fuel oil in the main oil pipe to flow to the oil nozzle and flow out, so that the main oil pipe is driven to suck the fuel oil from the oil tank. The technical problem of single straw type oil inlet pipe oil absorption inefficiency of prior art is solved.
Description
Technical Field
The utility model belongs to the technical field of the diesel engine and specifically relates to a diesel engine oil feed pipe subassembly is related to.
Background
The diesel engine is a heat engine, fuel oil is combusted in the engine, and chemical energy of the fuel oil is converted into heat energy after combustion. When the diesel engine works, fuel oil is directly combusted in the cylinder after being atomized by high-pressure oil and mixed with fresh air to generate the fuel gas and utilize the energy of the fuel gas to do work, and the fuel oil supply system is a system for providing fuel oil combustion. The oil supply system of the diesel engine comprises an oil inlet pipe assembly used for conveying fuel oil from an oil tank to a cylinder chamber, and the existing oil inlet pipe assembly of the diesel engine is generally of a single suction pipe type oil absorption structure when oil is absorbed from the oil tank, so that the oil absorption working efficiency of the existing oil inlet pipe assembly is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a diesel engine oil feed pipe subassembly, solve the technical problem that prior art's single straw formula oil feed pipe oil absorption efficiency is low.
The purpose of the utility model is realized through the following technical scheme:
an oil inlet pipe assembly of a diesel engine comprises a main oil pipe, an oil nozzle and an oil pump, wherein the oil nozzle is connected to the oil outlet end of the main oil pipe, the oil inlet end of the main oil pipe is used for being connected with an oil tank, the side wall of the main oil pipe is connected with an inclined injection branch pipe, the injection branch pipe is communicated with the interior of the main oil pipe, the oil inlet end of the injection branch pipe is communicated with the oil pump, and the oil inlet end of the oil pump is used for being connected with the oil tank; the oil pump pumps the fuel oil in the oil tank into the injection branch pipe, and the high-speed fuel oil in the injection branch pipe flows into the main oil pipe and then drives the fuel oil in the main oil pipe to flow to the oil nozzle and flow out, so that the main oil pipe is driven to suck the fuel oil from the oil tank.
In the technical scheme, the oil pump is connected with the injection branch pipe through a soft rubber pipe.
In the technical scheme, the oil pump is fixed on one side of the main oil pipe through binding of the binding band.
In the above technical scheme, the included angle between the injection branch pipe and the main oil pipe is 30-45 degrees.
In the technical scheme, a fixed cover plate used for supporting the main oil pipe is arranged in the diesel engine, a connecting nut is installed on the fixed cover plate, and the main oil pipe penetrates into the connecting nut and is locked and fixed on the fixed cover plate through the connecting nut.
The utility model discloses following beneficial effect has: the utility model provides a diesel engine oil feed pipe assembly is connected with the injection branch pipe at main oil pipe's lateral wall, and the injection branch pipe is connected with the oil pump, and the oil pump can be with the fuel pump sending in the oil tank to spraying the branch pipe, and will drive main oil pipe and inhale the oil from the oil tank after the high-speed fuel that flows in the injection branch pipe flows into main oil pipe, and original fuel in the main oil pipe flows from the glib talker with the fuel that sprays the branch pipe inflow together and flows, and this principle is similar with the jet pump. Consequently, compare in prior art's single straw formula oil absorption, the utility model provides a diesel engine oil feed pipe assembly adopts double-barrelled oil absorption's mode, has improved oil absorption efficiency, has improved the fuel feeding condition from this, has improved work efficiency and security performance.
Drawings
Fig. 1 is the utility model discloses a diesel engine oil feed pipe subassembly's structural schematic.
The specific structure in the figure illustrates that: the oil injection device comprises an oil nozzle 1, a fixed cover plate 2, a connecting nut 3, a main oil pipe 4, a soft rubber pipe 5, an oil pump 6, a binding band 7 and an injection branch pipe 8.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments shown in the drawings.
Referring to fig. 1, an oil inlet pipe assembly of a diesel engine comprises a main oil pipe 4, an oil nozzle 1 and an oil pump 6, wherein the oil nozzle 1 is connected to an oil outlet end of the main oil pipe 4, an oil inlet end of the main oil pipe 4 is used for being connected with an oil tank, a side wall of the main oil pipe 4 is connected with an inclined injection branch pipe 8, the injection branch pipe 8 is communicated with the inside of the main oil pipe 4, an oil inlet end of the injection branch pipe 8 is communicated with the oil pump 6, and an oil inlet end of the oil pump 6 is used for being connected with the oil tank; the oil pump 6 pumps the fuel oil in the oil tank into the injection branch pipe 8, and the high-speed fuel oil in the injection branch pipe 8 flows into the main oil pipe 4 and then drives the fuel oil in the main oil pipe 4 to flow to the oil nozzle 1 and flow out, so that the main oil pipe 4 is driven to suck the fuel oil from the oil tank.
The oil pump 6 can pump the fuel in the oil tank to the injection branch pipe 8, the fuel flowing at high speed in the injection branch pipe 8 flows into the main oil pipe 4 to drive the main oil pipe 4 to absorb oil from the oil tank, the original fuel in the main oil pipe 4 and the fuel flowing in the injection branch pipe 8 flow out of the oil nozzle 1 together, and the principle is similar to that of a jet pump. Consequently, compare in prior art's single straw formula oil absorption, the utility model provides a diesel engine oil feed pipe assembly adopts double-barrelled oil absorption's mode, has improved oil absorption efficiency, has improved the fuel feeding condition from this, has improved work efficiency and security performance.
In the technical scheme, the oil pump 6 is connected with the injection branch pipe 8 through the soft rubber pipe 5. The hard oil pump 6 and the injection branch pipe 8 can be easily communicated by using a soft rubber pipe.
In the technical scheme, the oil pump 6 is bound and fixed on one side of the main oil pipe 4 through the binding band 7. Through inciting somebody to action oil pump 6 is fixed in main oil pipe 4 one side to main oil pipe 4 does the support for oil pump 6, guarantees oil pump 6 job stabilization, makes the structure compacter simultaneously.
In the above technical scheme, the included angle between the injection branch pipe 8 and the main oil pipe 4 is 30-45 °.
In the technical scheme, a fixed cover plate 2 used for supporting the main oil pipe 4 is arranged in the diesel engine, a connecting nut 3 is installed on the fixed cover plate 2, and the main oil pipe 4 penetrates into the connecting nut 3 and is locked and fixed on the fixed cover plate 2 through the connecting nut 3.
The above mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention should not be limited thereby, that is, all the simple equivalent changes and modifications made according to the claims and the description of the present invention are still included in the scope of the present invention.
Claims (5)
1. The utility model provides a diesel engine oil feed pipe subassembly, includes main oil pipe, glib talker and oil pump, the glib talker is connected main oil pipe's the end that produces oil, its characterized in that: the oil inlet end of the main oil pipe is used for being connected with an oil tank, the side wall of the main oil pipe is connected with an inclined injection branch pipe, the injection branch pipe is communicated with the interior of the main oil pipe, the oil inlet end of the injection branch pipe is communicated with the oil pump, and the oil inlet end of the oil pump is used for being connected with the oil tank; the oil pump pumps the fuel oil in the oil tank into the injection branch pipe, and the high-speed fuel oil in the injection branch pipe flows into the main oil pipe and then drives the fuel oil in the main oil pipe to flow to the oil nozzle and flow out, so that the main oil pipe is driven to suck the fuel oil from the oil tank.
2. The oil inlet pipe assembly for a diesel engine of claim 1, wherein: the oil pump is connected with the injection branch pipe through a soft rubber pipe.
3. The oil inlet pipe assembly for a diesel engine of claim 2, wherein: the oil pump is bound and fixed on one side of the main oil pipe through a binding band.
4. The oil inlet pipe assembly for a diesel engine of claim 1, wherein: the included angle between the injection branch pipe and the main oil pipe is 30-45 degrees.
5. The oil inlet pipe assembly for a diesel engine of claim 1, wherein: the diesel engine is internally provided with a fixed cover plate for supporting the main oil pipe, the fixed cover plate is provided with a connecting nut, and the main oil pipe penetrates into the connecting nut and is locked and fixed on the fixed cover plate by the connecting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662016.2U CN213598102U (en) | 2020-11-17 | 2020-11-17 | Oil inlet pipe assembly of diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022662016.2U CN213598102U (en) | 2020-11-17 | 2020-11-17 | Oil inlet pipe assembly of diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213598102U true CN213598102U (en) | 2021-07-02 |
Family
ID=76595942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022662016.2U Active CN213598102U (en) | 2020-11-17 | 2020-11-17 | Oil inlet pipe assembly of diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213598102U (en) |
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2020
- 2020-11-17 CN CN202022662016.2U patent/CN213598102U/en active Active
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